Punch CNG more powerful, but Exter CNG weighs less The Exter CNG has a 1.2-litre 4-cylinder engine that produces 69hp and 95Nm of torque on CNG and comes with a 5-speed manual as standard.

The Fronx CNG is a stylish crossover SUV equipped with a 1.2-litre petrol-CNG engine that produces 76 bhp in CNG mode. With a ...

Rising petrol prices burning a hole in your pocket? We have you covered. For your convenience, we have listed all CNG SUVs ...

The Punch iCNG, with its dual-cylinder setup, is powered by a 1,199cc, 3-cylinder engine which produces 74hp and 103Nm of torque when running on CNG. It is mated to a 5-speed manual transmission.

The Hyundai Exter EX and Tata Punch Pure, both come with a 1.2-litre petrol engine equipped with an optional factory fitted CNG kit. However, the Exter gets a four-cylinder unit, while the Punch ...

The Punch employs a 1.2-litre Revotron petrol engine (88PS of maximum power and 115Nm of peak torque) with 5-speed MT and 5-speed AMT options. It gets a CNG option (73PS and 103Nm) with a 5-speed MT.

Currently, this Exter -rival is offered with petrol, CNG, and EV powertrains. Not to mention, the EV and twin-CNG cylinder versions were introduced earlier this year.

Chetan S. Mistry, Comparative Assessment on Performance of Multi cylinder Engine Using CNG, LPG and Petrol as a Fuel, SAE Transactions, Vol. 114, Section 7: JOURNAL OF PASSENGER CARS: ELECTRONIC AND ...